Fast Five Quiz: Are You Prepared to Confront Seasonal Affective Disorder?

Stephen Soreff, MD


November 23, 2016

The classic initial studies on SAD found that the vast majority of patients had bipolar illness. These patients had more hypomanic/manic episodes in the spring and summer and more depressive episodes in the fall and winter.

Unfortunately, many patients and clinicians assume that if a diagnosis is a disorder in the DSM system, it must therefore be a distinct disease in the real world. This is not the case for SAD, which is just another way of labeling the seasonality of affective illness. In the DSM-5, SAD is now known as depressive disorder with seasonal pattern.

For more on depression, read here.


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